EP2386486A3 - Elektrisch angetriebener Übertragungszylinder für ein Flugzeugfahrwerk - Google Patents

Elektrisch angetriebener Übertragungszylinder für ein Flugzeugfahrwerk Download PDF

Info

Publication number
EP2386486A3
EP2386486A3 EP11250506.0A EP11250506A EP2386486A3 EP 2386486 A3 EP2386486 A3 EP 2386486A3 EP 11250506 A EP11250506 A EP 11250506A EP 2386486 A3 EP2386486 A3 EP 2386486A3
Authority
EP
European Patent Office
Prior art keywords
strut
shrink
landing gear
electric
transfer device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP11250506.0A
Other languages
English (en)
French (fr)
Other versions
EP2386486A2 (de
EP2386486B1 (de
Inventor
William E Luce
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goodrich Corp
Original Assignee
Goodrich Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Goodrich Corp filed Critical Goodrich Corp
Priority to EP15158067.7A priority Critical patent/EP2910466B1/de
Publication of EP2386486A2 publication Critical patent/EP2386486A2/de
Publication of EP2386486A3 publication Critical patent/EP2386486A3/de
Application granted granted Critical
Publication of EP2386486B1 publication Critical patent/EP2386486B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/02—Undercarriages
    • B64C25/08—Undercarriages non-fixed, e.g. jettisonable
    • B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
    • B64C25/18—Operating mechanisms
    • B64C25/22—Operating mechanisms fluid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/02—Undercarriages
    • B64C25/08—Undercarriages non-fixed, e.g. jettisonable
    • B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
    • B64C25/14—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like fore-and-aft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/02—Undercarriages
    • B64C25/08—Undercarriages non-fixed, e.g. jettisonable
    • B64C25/10—Undercarriages non-fixed, e.g. jettisonable retractable, foldable, or the like
    • B64C25/18—Operating mechanisms
    • B64C25/24—Operating mechanisms electric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/32—Alighting gear characterised by elements which contact the ground or similar surface 
    • B64C25/58—Arrangements or adaptations of shock-absorbers or springs
    • B64C25/60—Oleo legs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
    • F16F9/064—Units characterised by the location or shape of the expansion chamber
    • F16F9/065—Expansion chamber provided on the upper or lower end of a damper, separately there from or laterally on the damper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C25/00—Alighting gear
    • B64C25/001—Devices not provided for in the groups B64C25/02 - B64C25/68
    • B64C2025/008—Comprising means for modifying their length, e.g. for kneeling, for jumping, or for leveling the aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Gear Transmission (AREA)
  • Transmission Devices (AREA)
EP11250506.0A 2010-05-12 2011-05-05 Elektrisch angetriebener Übertragungszylinder für ein Flugzeugfahrwerk Active EP2386486B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15158067.7A EP2910466B1 (de) 2010-05-12 2011-05-05 Elektrisch angetriebener Übertragungszylinder eines Landefahrgestellsystems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/778,852 US8556209B2 (en) 2008-10-22 2010-05-12 Electric-powered transfer cylinder for landing gear system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP15158067.7A Division EP2910466B1 (de) 2010-05-12 2011-05-05 Elektrisch angetriebener Übertragungszylinder eines Landefahrgestellsystems

Publications (3)

Publication Number Publication Date
EP2386486A2 EP2386486A2 (de) 2011-11-16
EP2386486A3 true EP2386486A3 (de) 2013-12-11
EP2386486B1 EP2386486B1 (de) 2015-04-01

Family

ID=44262869

Family Applications (2)

Application Number Title Priority Date Filing Date
EP11250506.0A Active EP2386486B1 (de) 2010-05-12 2011-05-05 Elektrisch angetriebener Übertragungszylinder für ein Flugzeugfahrwerk
EP15158067.7A Active EP2910466B1 (de) 2010-05-12 2011-05-05 Elektrisch angetriebener Übertragungszylinder eines Landefahrgestellsystems

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP15158067.7A Active EP2910466B1 (de) 2010-05-12 2011-05-05 Elektrisch angetriebener Übertragungszylinder eines Landefahrgestellsystems

Country Status (3)

Country Link
US (1) US8556209B2 (de)
EP (2) EP2386486B1 (de)
JP (1) JP2011235888A (de)

Families Citing this family (46)

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GB201001175D0 (en) * 2010-01-26 2010-03-10 Airbus Operations Ltd Aircraft steering actuator
GB201001178D0 (en) * 2010-01-26 2010-03-10 Airbus Operations Ltd Linear actuator
US8590835B2 (en) * 2010-05-11 2013-11-26 Goodrich Corporation Electrically powered downlock actuation system
PT2608933T (pt) * 2010-08-24 2019-02-25 Fcs System S R L Dispositivo de travamento para peças mecânicas, particularmente para peças submetidas a processamento mecânico ou similar
WO2012046315A1 (ja) * 2010-10-06 2012-04-12 ヤマザキマザック株式会社 工作機械用操作盤の支持構造
US9481452B2 (en) 2010-11-22 2016-11-01 The Boeing Company Hydraulic actuator for semi levered landing gear
US8939400B2 (en) 2011-02-21 2015-01-27 The Boeing Company Air-ground detection system for semi-levered landing gear
US8998133B2 (en) * 2011-04-01 2015-04-07 The Boeing Company Landing gear system
JP5941641B2 (ja) * 2011-09-15 2016-06-29 住友精密工業株式会社 航空機の脚揚降装置
GB2498208B (en) * 2012-01-06 2017-12-20 Ge Aviat Systems Ltd Electrical actuator incorporating a free play mechanism to eliminate force fighting
GB2501908B (en) * 2012-05-10 2018-08-08 Ge Aviat Systems Ltd Drive screw assembly and landing gear assembly with same
FR2998263B1 (fr) * 2012-11-22 2015-07-03 Messier Bugatti Dowty Actionneur mecanique avec dispositif d amortissement hydraulique
US20140217230A1 (en) * 2013-02-05 2014-08-07 Biosphere Aerospace, Llc Drone cargo helicopter
DE102013012812B4 (de) * 2013-07-31 2023-06-29 Liebherr-Aerospace Lindenberg Gmbh Flugzeugfahrwerk
US9303710B2 (en) * 2013-08-09 2016-04-05 Goodrich Corporation Aircraft shock strut and rebound damping ring
US9481453B2 (en) * 2014-03-31 2016-11-01 Goodrich Corporation Shrinking system for landing gear
US9650128B2 (en) * 2015-01-19 2017-05-16 Bell Helicopter Textron Inc. Aircraft landing gear
EP3100950B1 (de) * 2015-06-02 2018-10-10 Safran Landing Systems UK Limited Flugzeugfahrwerkanordnung
CN107128480B (zh) * 2016-03-03 2022-05-10 北京臻迪机器人有限公司 一种飞行器脚架控制系统和方法
EP3192737B1 (de) * 2016-01-14 2020-12-02 Safran Landing Systems UK Limited Federbein
US10486802B2 (en) * 2016-09-19 2019-11-26 Goodrich Corporation Landing gear arrangement with passive shock strut shrink actuator
US10562614B2 (en) 2016-09-21 2020-02-18 The Boeing Company Aircraft landing gear, aircraft, and related methods
US10384767B2 (en) 2017-01-25 2019-08-20 The Boeing Company Single axle, semi-levered landing gear with shortening mechanism
US10669017B2 (en) 2017-02-28 2020-06-02 The Boeing Company Aircraft landing gear, aircraft, and related methods
US10597146B2 (en) 2017-02-28 2020-03-24 The Boeing Company Aircraft landing gear having a lever assembly, aircraft including the same, and related methods
US10766608B2 (en) 2017-02-28 2020-09-08 The Boeing Company Aircraft landing gear having a retract actuator, aircraft including the same, and related methods
US10625849B2 (en) * 2017-04-11 2020-04-21 The Boeing Company Levered landing gear with inner shock strut
US10549848B2 (en) 2017-04-26 2020-02-04 Safran Landing Systems Canada Inc. Deployable and retractable shock strut
US10800516B2 (en) 2017-06-02 2020-10-13 The Boeing Company Semi-levered shrink landing gear
US10933983B2 (en) * 2017-08-01 2021-03-02 Safran Landing Systems Canada Inc. Upper torque link central latch mechanism
US10266253B1 (en) 2017-11-10 2019-04-23 The Boeing Company Methods and apparatus for controlling landing gear shrink
CN108216589B (zh) * 2017-12-15 2021-09-14 中国航空工业集团公司成都飞机设计研究所 一种起落架支柱收缩机构
US10661889B2 (en) 2018-01-09 2020-05-26 The Boeing Company Hydraulic systems for shrinking landing gear
US10696381B2 (en) * 2018-01-09 2020-06-30 The Boeing Company Hydraulic systems for shrinking landing gear
US11161599B2 (en) 2018-01-26 2021-11-02 The Boeing Company Landing gear strut assembly and method therefor
US11008091B2 (en) 2018-05-03 2021-05-18 The Boeing Company Body mounted shrinking landing gear
US10981646B2 (en) 2018-07-30 2021-04-20 The Boeing Company Landing gear shrink link mechanism
US11105389B2 (en) * 2019-02-15 2021-08-31 Goodrich Corporation Composite shock strut cylinder with integral metallic lower bearing carrier and sleeve
US10583919B1 (en) 2019-07-17 2020-03-10 The Boeing Company Mechanical link with preload verification
US10793262B1 (en) 2019-07-17 2020-10-06 The Boeing Company Mechanical link with preload verification
US11433994B2 (en) * 2019-07-17 2022-09-06 The Boeing Company Mechanical link with preload verification
US11851169B2 (en) * 2019-07-26 2023-12-26 Safran Landing Systems Shock absorbing strut
US11215169B2 (en) * 2020-02-21 2022-01-04 Safran Landing Systems Canada Inc. Inductively heated thermal actuator
CN112623204B (zh) * 2021-02-18 2023-03-10 江西洪都航空工业集团有限责任公司 一种起落架回中机构
EP4122821A1 (de) * 2021-07-21 2023-01-25 Safran Landing Systems UK Limited Stossdämpferstrebe eines flugzeugfahrwerks
US12037105B2 (en) 2022-02-16 2024-07-16 Goodrich Corporation Counterbalanced retract actuator for landing gear

Citations (4)

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US4745815A (en) * 1986-12-08 1988-05-24 Sundstrand Corporation Non-jamming screw actuator system
US5908174A (en) * 1996-10-31 1999-06-01 Coltec Industries Inc. Automatic shrink shock strut for an aircraft landing gear
EP1902947A2 (de) * 2006-09-21 2008-03-26 Goodrich Actuation Systems Ltd. Stellantrieb
EP2179921A2 (de) * 2008-10-22 2010-04-28 Goodrich Corporation Einziehfederbeinsystem für ausfahrbares Fahrwerk

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US2954232A (en) * 1957-10-17 1960-09-27 John T Clark Game apparatus
DE3406359A1 (de) * 1983-03-25 1984-09-27 Messier-Hispano-Bugatti (S.A.), Montrouge Frontfahrwerk fuer luftfahrzeug
US4552324A (en) * 1983-05-31 1985-11-12 Pneumo Corporation Landing gear mechanism for use on rough runways
FR2554415B1 (fr) * 1983-11-09 1986-02-07 Messier Hispano Sa Atterrisseurs pour aeronef, notamment pour helicoptere
US4907760A (en) * 1988-05-18 1990-03-13 The Boeing Company Contracting landing gear shock strut

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4745815A (en) * 1986-12-08 1988-05-24 Sundstrand Corporation Non-jamming screw actuator system
US5908174A (en) * 1996-10-31 1999-06-01 Coltec Industries Inc. Automatic shrink shock strut for an aircraft landing gear
EP1902947A2 (de) * 2006-09-21 2008-03-26 Goodrich Actuation Systems Ltd. Stellantrieb
EP2179921A2 (de) * 2008-10-22 2010-04-28 Goodrich Corporation Einziehfederbeinsystem für ausfahrbares Fahrwerk

Also Published As

Publication number Publication date
US8556209B2 (en) 2013-10-15
EP2910466A1 (de) 2015-08-26
EP2386486A2 (de) 2011-11-16
JP2011235888A (ja) 2011-11-24
EP2386486B1 (de) 2015-04-01
US20100219290A1 (en) 2010-09-02
EP2910466B1 (de) 2017-04-05

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